CN1129987C - Method and apparatus for providing dual purpose connection for interface with antenna or connection interface - Google Patents
Method and apparatus for providing dual purpose connection for interface with antenna or connection interface Download PDFInfo
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- CN1129987C CN1129987C CN98812206A CN98812206A CN1129987C CN 1129987 C CN1129987 C CN 1129987C CN 98812206 A CN98812206 A CN 98812206A CN 98812206 A CN98812206 A CN 98812206A CN 1129987 C CN1129987 C CN 1129987C
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- attachment unit
- unit interface
- printed circuit
- circuit board
- communication device
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/646—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00 specially adapted for high-frequency, e.g. structures providing an impedance match or phase match
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
- H01R24/38—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts
- H01R24/40—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts specially adapted for high frequency
- H01R24/50—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure having concentrically or coaxially arranged contacts specially adapted for high frequency mounted on a PCB [Printed Circuit Board]
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R2103/00—Two poles
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R2201/00—Connectors or connections adapted for particular applications
- H01R2201/02—Connectors or connections adapted for particular applications for antennas
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R2201/00—Connectors or connections adapted for particular applications
- H01R2201/20—Connectors or connections adapted for particular applications for testing or measuring purposes
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- Coupling Device And Connection With Printed Circuit (AREA)
- Details Of Aerials (AREA)
Abstract
A connector interface (68) provides direct connection from a wireless communication device to a coaxial connector. The wireless communication device has a housing with an antenna connector. The antenna connector has a hollow pseudo-cylindrical center providing an opening through the housing. The connector interface has a custom connector (66) comprised of an outer conductive shell (72), a nonconductive spacer (76) and a ground probe (78). The outer conductive shell (72) is mounted on the printed circuit board (70). The nonconductive spacer (76) is disposed within the hollow pseudo-cylindrical center of the outer conductive shell (72). When the connector interface is connected to the wireless communication device, the outer conductive shell (72) contacts the antenna connector and the ground probe extends through the opening into the housing to connect electrically to a ground potential within the housing.
Description
I. invention field
The present invention relates to radio communication device and its production test.Especially, the present invention relates to a kind of be used for radio communication device, novel and improved dual-purpose the connection, described connection is during normal use docked with antenna, docks with connector during production test.
II. relevant technologies is described
The radio communication device increased popularity that just becoming, cell phone is a noticeable especially example.Transmit and receive radio frequency (RF) signal with these devices, to set up communication link to device.During making these devices, before handle assembly is delivered to the user, must be first the generation of RF signal and receiving circuit and signal processing circuit be carried out functional test.
The typical test process that these devices are carried out comprises, a little test antenna is placed near the antenna that is installed on the radio communication device.Test signal is passed through between two antennas, with measurement sensitivity, power output, and other parameter of RF circuit and signal processing circuit in the device.A kind of such radio communication device is a portable cell phone.Single cell phone can have two antennas, and each antenna all can be used to transmit and receive the RF signal.Generally these two antennas are included in the single antenna assembly, such as the telescopic monopole whip antenna and the small helical antenna that are used for normal RF transmission, even when taking in monopole whip antenna in the phone body, described small helical antenna still is retained in the outside of phone body.In normal work period, can use monopole whip antenna or helical antenna to transmit the RF signal.In No. the 5th, 353,036, the United States Patent (USP) of Baldry illustration this system.In addition, can signal be transmitted into test antenna and the signal that receives from test antenna with helical antenna.Though can carry out acceptable accurate measurement to the cellular telephone capabilities feature with these systems under certain conditions, be difficult to prevent the little accumulation of error in production environment, this can reduce gained result's quality.In addition, may test simultaneously in the production environment of many devices, can influence the measurement correctness from the interference that is close to the RF source.
Though there is shortcoming in the test of two antenna couplings, but radio communication device does not generally also comprise the suitable test butt joint hardware that does not rely on this coupling.In No. the 5th, 394,162, people's such as Korovesis United States Patent (USP), the cellular test of these problems in being installed in vehicle considered.In this case, on the outer surface (such as rear window) of vehicle, provide whip antenna usually, the RF signal is sent to the outside of vehicle itself.Specifically, people such as Korovesis describe a kind of RF coupler that has ground plate, and there is a hole at the center of ground plate, earlier ground plate are placed into before whip antenna is installed above the whip antenna interface on the rear window.Place semicircle contact-key to contact with the antennal interface pedestal is electric.Carry out call test though this equipment allows not use antenna, disturb the problem that is still.In order to help to reduce this interference, during use, be preferably in and place netted electromagnetic interference shield above the testing equipment.Compare with this arrangement, the present invention does not have this trouble basically.
Therefore, will appreciate that needs a kind of technology about following means and method, and promptly it can provide connection between wireless device to be measured and standard test equipment, and can overcome the trouble of prior art, gets rid of the needs to radiation field.The invention provides that a kind of directly and effectively be connected it is suitable for production environment, and need be on not installing additional port.
Summary of the invention
The present invention is a kind of novel and improved interface that is used for radio communication device.According to the present invention, use single port, between the normal operating period, be connected to antenna, and be connected to testing equipment at the production line test period.Use individual interface can increase the convenience and the reliability of production line test to antenna and testing equipment.At test period, interface connector provides direct electrical couplings, has got rid of during production test the needs to radiation field, thereby has reduced the mutual interference mutually with other product of testing simultaneously.In addition, but can also improve the reproducibility of coupling impedance, and reduce the value of coupling impedance with the direct electrical couplings of radio communication device, thus raising thermometrically result's precision and reliability.In a specially suitable embodiment, interface connector of the present invention links to each other with cell phone.
Therefore, in one aspect of the invention, provide a kind of attachment unit interface, be used for the RF signal circuit of radio communication device is connected to antenna or testing equipment conductively.The attachment unit interface of present embodiment comprises the shell of electric conducting material, the probe of electric conducting material and the interstage bushing of non-conducting material.Radio communication device comprises the hollow antenna connector of aspect, and at test period, this connector is connected to the shell of attachment unit interface.Probe passes the earth potential in the hollow antenna connector contact radio communication device main body.
In another aspect of the present invention, provide a kind of method of test wireless communication device.In the method, make the radio communication device of antennal interface be connected to attachment unit interface, cause the first of attachment unit interface electrically to be coupled to the grounded part of radio communication device, and the second portion of attachment unit interface is coupled to the signal section of radio communication device.Testing equipment electrically is coupled to attachment unit interface functional with test wireless communication device.Take off attachment unit interface and antenna is connected to antennal interface from antennal interface.Thereby test wireless communication device and do not use radiation field.
Therefore, by installing existing connector, by the direct connection from the wireless device to the testing equipment is provided, the present invention has overcome the medium-term and long-term problem that exists of technology, thereby has got rid of the needs that use radiation field, and the requirement of additional port on device.
The accompanying drawing summary
When in conjunction with the accompanying drawings and following detailed description, it is more clear that features, objects and advantages of the invention will become, and in all accompanying drawings, identical reference character is discerned corresponding element, wherein:
Fig. 1 is a part of radio communication device and its relevant antenna and the perspective view of antennal interface;
Fig. 2 is the block diagram of a part of internal circuit of the radio communication device of Fig. 1;
Fig. 3 A is the lateral longitudinal profile that the line 3-3 along the radio communication device of Fig. 1 obtains;
Fig. 3 B is the view of the top board of outer cover 14;
Fig. 4 is the profile of the monopole whip antenna that obtains of the line 4-4 along the communicator of Fig. 1;
Fig. 5 is the profile of the monopole whip antenna that is installed in the Fig. 4 in the antennal interface that obtains of the line 4-4 along Fig. 1;
Fig. 6 A is the perspective view of attachment unit interface of the present invention; Fig. 6 B is the end view of attachment unit interface of the present invention;
Fig. 7 is the profile that the line 7-7 along Fig. 6 A obtains, and the attachment unit interface in the antennal interface that is installed in Fig. 3 is shown; And
Fig. 8 is a flow chart, illustrates according to device test method of the present invention.
The detailed description of preferred embodiment
Referring now to accompanying drawing preferred embodiment of the present invention is described.Plan is explained the represented term that is used for illustrating herein with the broadest reasonable manner, although this term is to use together with the detailed description of some special preferred embodiment of the present invention.For some special terms, can further emphasize below.As in this explanation, any term that plan is explained in any conditional mode by the reader will be defined significantly and particularly.
With reference now to Fig. 1,, radio communication device 10 is described.For example, device 10 can be a cell phone, though also be fit to use with the present invention such as other wireless communications products such as radio computer network equipment, automatic meter reading equipment.Device 10 comprises monopole whip antenna 12, and it is connected to device outer cover 14 by antennal interface 16.Best, antenna 12 is telescopic, and slips into device outer cover 14 when packing up.
The part of functions circuit of indication device 10 inside in Fig. 2.Antenna 12 is coupled to the receiving circuit 18 and the radiating circuit 20 of being powered by power supply 22 by antennal interface 16.Power supply 22 generally is an internal cell, still also can comprise with outside direct current (DC) or exchange (AC) power supply linking to each other.When fixing up an aerial wire 12 the time, signal conductor 24 electrically is coupled to receiving circuit 18 and radiating circuit 20 with antenna 12.In addition, earthing conductor 26 will install the ground that 10 ground is connected to power supply 22.
When making radio communication device, must carry out functional test with the assurance device operate as normal.Generally has coaxial interface such as suitable testing equipments such as signal analyzer and RF power meters.The method that can be used for test wireless communication device is that testing equipment is connected to test antenna.In test process, test antenna is placed on radio communication device antenna (such as antenna 12) near.Therefore signal radiation ground coupling between device and testing equipment.Yet this process has coupling efficiency to depend on the relative position of two antennas and the shortcoming of direction.Also have, may the higher relatively interference of emergent power in the production environment that has many devices to test simultaneously.
As another kind of method, testing equipment can be directly connected to the device conductor, such as conductor 24 that is directly coupled to device 10 and earthing conductor 26.This class physical interface has been got rid of the application of radiation coupling and has been made above-mentioned shortcoming reduce to minimum.Exist several selections to finish direct connection.Testing equipment can be directly connected at the conductor 24 at antennal interface 16 places and not use direct ground connection annex.Yet the single conductor system of this class can suffer unsteered earth-current, and this electric current makes coupling efficiency produce big variation and produces undesirable emittance.Another kind of system can provide discrete " two-wire " test port (promptly providing ground connection to be connected both ports with signal) on the outer cover of device, this is the annex that is exclusively used in testing equipment.Dedicated test port has increased the price of device, has also reduced the performance of device and specious.
The invention provides a kind of device interface, it has the function of two-wire test port and antenna port.Fig. 3 is the lateral longitudinal profile that the line 3-3 along the radio communication device of Fig. 1 obtains.The most handy polymeric material is made the top board of outer cover 14, preferably makes it comprise the flange 28 that stretches upwards with mold pressing, and this flange has circular axial cross section with respect to the longitudinal axis of being determined by antenna 12.To be fixed to the inner surface of flange 28 by the false cylindrical shell 38 of electric conducting material manufacturing, this vacation cylindrical shell has the hollow inboard of being determined by inner surface 41, makes a part of described inner surface engrave screw thread at least.
Fig. 3 B is the top view of the top board of outer cover 14, and it is illustrated in the false cylindrical shape of the opening (opening) in the antennal interface 16.Flange 28 has circular cross section.Yet the top view of false cylindrical shell 38 illustrates its semicircular shape.In prior art constructions, in flange 28, there is columniform threaded conductor casing, rather than false cylindrical shell 38.The threaded portion of prior art cylindrical shell and antenna cooperates.For example, referring to the external screw-thread surface 59 of the Fig. 4 that describes subsequently.Yet in the present invention, a part of prior art cylindrical shell disappears.In preferred embodiment, there is the prior art cylindrical shell of 90 degree to disappear approximately, therefore, produced semi-circular cross-sections at the false cylindrical shell shown in Fig. 3 B.It is more clear to become when introducing the accompanying drawing of back, the part that disappears has enough big size and enters at test period to allow the grounded probe relevant with attachment unit interface, and enough little of the part that should disappear causes the remaining part of false cylindrical shell 38 between the normal operating period to provide stable connection to standard antenna.
Fig. 3 A illustrates corresponding to the arrangement in the outer cover 14 of false cylindrical shell 38.Printed wiring board 42 is placed in the outer cover 14.The plane parallel that makes printed wiring board 42 install definitely with the line 4-4 of Fig. 1 and Fig. 3 B.Therefore the edge of printed wiring board 42 only is shown in Fig. 3 A.Gap alignment in the edge of printed wiring board 42 and the false cylindrical shell 38.With reference to figure 3B, can see second edge of printed wiring board 42 again by the hollow center of antennal interface 16.Also have, can see electric connection 46 by the hollow center of antennal interface 16.Electric connection 46 electrically is connected to the ground plane on the printed wiring board 42 and correspondingly is bundled into as shown in Figure 2 earthing conductor 26.When describing the other aspect of present invention here, the application of this arrangement will be more clear.
Make false cylindrical shell 38 electrically be coupled to receiving circuit 18 and radiating circuit 20.In preferred embodiment, receiving circuit 18 and radiating circuit 20 are placed on the printed circuit board 42, and make it to append to false cylindrical shell 38 by unshowned spring attachment in Fig. 3 A.
In another embodiment, electric connection 46 can comprise the part of installing mechanism or electrically be coupled to other element in the earthy outer cover 14.In this case, the position of electric connection 46 and function remain unchanged.
With reference now to Fig. 4,, the coupling of monopole whip antenna to antennal interface 16 described.Fig. 4 is the profile of the monopole whip antenna that obtains of the line 4-4 along the communicator of Fig. 1.Generally, antenna 12 is symmetrical for its longitudinal axis.Antenna 12 comprises the electrically-conducting and radiative part 61 with elongate rod shape.For flexibility, may or may radiant section 61 be potted in the polymeric material, and may comprise spirality or other structure, make it to play the effect that makes its physical length reduce to minimum and keep suitable radiation characteristic.Also having many other antenna structure and designs is that those of skill in the art of the present invention are known, and they also are applicable to the present invention.
Fig. 5 illustrates the general purpose antenna 12 that is coupled to antennal interface 16.As shown in the figure, Fig. 5 comprises the profile of the antennal interface of obtaining along the line 4-4 of Fig. 1 16.Threaded engagement on the external screw-thread surface 59 of shaft part 60 and the surface, inside 41 of false cylindrical shell 38.Because antenna 12 is slidably, it can be received in outer cover 14 the insides.Yet, in order to increase the RF performance, can extend antenna 42 (as shown in Figure 5) so that physically engage by the basal surface that makes radiant section 61 and shaft part 60, the top surface of cap 64 electrically contacts radiant section 61 and shaft part 60.Best, cap 64 is to radiant section 61 and being connected of shaft part 60 comprising reliable joint, and consequently the user can feel when antenna is stretched out fully.
When the antenna indentation, conductor part 61 stretches into shell 14 downwards.Refer again to Fig. 3 A and 3B, note the position of printed wiring board 42 and certain distance of axle misalignment of antennal interface 16.Because this departs from, and forms a determined line in axle center along antennal interface 16, extend downwardly into the passage 48 in the outer cover 14.When antenna 12 indentations, conductor part 61 stretches into passage 48 downwards.Be also noted that ground connection electric connection 46 departs from enough distance of line of being determined by the axle center of antennal interface 16, even cause antenna 12 to be in the position of indentation, conductor part 61 does not contact ground connection electric connection 46 yet.Be the plane surface of printed wiring board 42 as shown in Figure 5.
As mentioned above, according to the present invention, for convenience and correctly testing apparatus 10 also can use antennal interface 16 so that the two-wire test interface to be provided.Finish this connection by using attachment unit interface shown in Figure 6 68.Use attachment unit interface 68 to make antennal interface 16 and AN connector adaptive.Attachment unit interface 68 comprises printed circuit board 70, user connector parts 66 and arrives the printed circuit board (pcb) of coaxial connector 84.When testing apparatus 10, user connector 66 and device 10 connect, and make the PCB of coaxial connector 84 append to testing equipment.
It is circular axial cross section basically that the outside of outer conductor shell 72 has.The gap overslaugh the circular characteristic of outer conductor shell 72.Both occupy the zone of being determined by the gap grounded probe 78 and non-conductor lining 76.Can easily see the semi-circular shape of outer conductor shell 72 with reference to figure 6B.Fig. 6 B is the end view of attachment unit interface 68.The size and dimension of outer conductor shell intermediate gap is similar to the size and dimension in crack between the false cylindrical shell 38 that is shown in the most rightly among Fig. 3 B.The surface, inside of outer conductor shell 72 can be any suitable shape, and this shape has generally been determined false cylindrical center, and has held the grounded probe 78 that laterally is placed on wherein.
In preferred embodiment, grounded probe 78 has the square surface that connects with electric connection 46.Grounded probe 78 has the shape of straight rectangular shaft, and it is outstanding and extend by user connector parts 66 from the outer surface of non-conductor lining 76, and the edge by the printed circuit board 70 on flange 86.Separately the distance of grounded probe 78 and flange 86 equals the thickness of printed circuit board 70, cause grounded probe 78 directly on the another side of printed circuit board 70, to contact printed circuit boards 70 from flange 86, therefore, provide firm mechanical connection between printed circuit board 70 and the user connector parts 66.The welding of grounded probe 78 usefulness or other method mechanically and electrically are connected on the ground track 82 of top one side that is printed on printed circuit board 70, therefore, between user connector 66 and printed circuit board 70, provide machinery and electric being connected.Produce the zone of contact between printed circuit board 70 and grounded probe 78, ground track 82 is consistent with the rectangular shape of grounded probe 78.Ground track 82 surpasses grounded probe 78 and extends, to provide PCB-the connection of coaxial connection 84 along printed circuit board 70.In preferred embodiment, enlarge ground track 82 so that the reference ground plane to track 80 to be provided, thus the characteristic impedance of setting up track 80.
In a embodiment the most general, user connector 66 can be mounted to any form that comprises the top mounting structure.In the mounting structure of top, the imaginary central axis of user connector 66 is perpendicular to the plane of printed circuit board 70.In this structure, stretch out one group of tooth from outer conductor shell 72 and pass printed circuit board 70, so that can these teeth mechanically and electrically be connected to the reverse side of printed circuit board 70 with welding or other method.Equally, grounded probe will pass printed circuit board 70 and extend, and cause it mechanically and electrically to be connected to the reverse side of printed circuit board 70 with welding or other method.All the other features of the present invention can be directly applied to this top mounting structure.
Refer again to the preferred embodiment that is shown among Fig. 6 A, uqf PCB-coaxial connector 84 shows makes the SMA connector, and it is installed perpendicular to printed circuit board 70.PCB-coaxial connector 84 comprises center connector 88, and it passes printed circuit board 70 and extends, and is welded to the reverse side of the printed circuit board 70 on orientation shown in Figure 6.Like this, finished from outer conductor shell 72 to flange 86, to track 80, to PCB-coaxial connector 84 the signal of center conductor 88 connect.
PCB-coaxial connector 84 also comprises threaded cylindrical shell 90.Threaded cylindrical shell 90 is subjected to the support of four tooth pedestals 92, and electrically is connected to this four teeth pedestal.Four teeth of four tooth pedestals 92 extend through printed circuit board 70, and are welded to tooth of major general on the through hole connection pads of reverse side of printed circuit board 70.The through hole connection pads electrically is coupled to ground track 82.Like this, finished from grounded probe 78 to ground track 82, to the connection of the threaded cylindrical shell 90 of PCB-coaxial connector 84.During test process, testing equipment device (Fig. 6 A is not shown) is screwed into the center conductor 88 of threaded cylindrical shell 90 and PCB-coaxial connector 84.
Fig. 7 illustrates the attachment unit interface 68 that is installed on the device 10.Comparison diagram 3B and Fig. 6 B can understand the process of connecting better.Antennal interface 16 receives grounded probe 78 by the gap in false cylindrical shell 38.In Fig. 7, obtain the view of attachment unit interface 68 along the line 7-7 of Fig. 6 A.The view of 3-3 acquisition device 10 along the line.Note the flat of outer conductor shell 72 and have the edge 74 at angle to contact false cylindrical shell 38, so that be provided to the signal connection of attachment unit interface 68.Grounded probe 78 extends through device outer cover 14 downwards, contacts with the electric connection 46 of ground connection.Finished the two-wire connection like this according to the present invention.Notice that the non-conductor lining also passes the inside that false cylindrical shell 38 stretches into outer cover 14, and provides isolation between grounded probe 78 and false cylindrical shell 38.
In a preferred embodiment, device 10 is installed in the test fixture of the position that is used for definite and stabilizing arrangement 10.Attachment unit interface 68 can be fixed on the linear mobile locator, this locator allows attachment unit interface 68 to do reliable and stressed location to device 10.Best, linear mobile locator makes attachment unit interface 68 move along the axle of outer conductor shell 76.Pressure mechanism such as Archimedes's screw thread applies enough pressure to guarantee stable connection towards 10 pairs of attachment unit interface 68 of device.Can use fractional motor or gear that linear mobile locator is moved.
In addition, attachment unit interface 68 can be a firm extention of test fixture.In this arrangement, mobile device 10 makes it pasting attachment unit interface 68.For example, device 10 can slip into and catch and also can easily unload after test finishes on the position.Can be to installing 10 forms that apply elastic pressure, so that guarantee attachment unit interface 68 and install stable connection between 10.
The present invention also imagines a kind of method that is used for test wireless communication device, describes in detail as the flow chart of Fig. 8.Flow process beginning in beginning square frame 100.In square frame 102, the grounded probe 78 of attachment unit interface 68 is inserted the outer cover 14 of devices 10, with contact ground connection electric connection 46.Like this, between device 10 and attachment unit interface 68, set up the ground connection connection.In square frame 104, the outer conductor shell 72 of attachment unit interface 68 is coupled to the cylindrical shell 38 of the antennal interface 16 of device 10.Like this, between device 10 and attachment unit interface 68, set up the signal connection.Therefore, between device 10 and attachment unit interface 68, set up the two-wire connection.
In square frame 106, testing apparatus 10 functional.The testing equipment of carrying out test process is coupled to attachment unit interface 68 by PCB-coaxial connector 84.Therefore, attachment unit interface 68 provides the direct two-wire interface from testing equipment auto levelizer 10.
In square frame 108, after finishing test, attachment unit interface 68 no longer is coupled with device 10, comprise in outer cover 14 and take out grounded probes 78.In square frame 110, antenna 12 is connected to antennal interface 16.Therefore, the test of finishing device 10 and in end block 112 terminal procedure.
The present invention has been described corresponding to the radio communication device that receives and transmit.General Principle as described herein can be directly applied to a system, and in this system, communication only relates to reception or emissivities, does not need to revise principle described here.
The foregoing description of preferred embodiment is provided, has made those skilled in the art can make and use the present invention.Those skilled in the art are easy to understand the various modifications to these embodiment, and need not creativity, determined General Principle here can be applied to additional embodiments.Therefore do not plan embodiment that the present invention is confined to illustrate here, but and the broad range that meets of the principle that is disclosed here and novel feature consistent.
Claims (13)
1. an attachment unit interface is used to provide the direct connection from the radio communication device to the coaxial connector, it is characterized in that described attachment unit interface comprises:
The outer conductor shell, the cross section that it has hollow center and determines a gap, extend along at least a portion length of described outer conductor shell in described gap;
The non-conductor lining, it is positioned at the described hollow center of described outer conductor shell, and extends in the described gap;
Grounded probe, it is parallel to but departs from the central shaft of described hollow center, and described non-conductor lining is it and described outer conductor shell separately;
When described attachment unit interface is connected to described radio communication device, described outer conductor housing contacts is installed in the antenna connector on the described radio communication device, and described grounded probe passes the opening in the described antenna connector, and described grounded probe electrically is coupled to earth potential in the described radio communication device.
2. attachment unit interface as claimed in claim 1 is characterized in that, also comprises:
Printed circuit board is installed the outer conductor shell on described printed circuit board;
Signal track, it and described outer conductor shell are electrically connected, and are printed on the described printed circuit board;
Ground track, it and described grounded probe are electrically connected, and are printed on the described printed circuit board; And
Coaxial-printed circuit connector, it is fixed on the described printed circuit board, and with described signal track and described ground track electrical couplings.
3. attachment unit interface as claimed in claim 2, it is characterized in that, described outer conductor shell also comprises flange, described flange extends beyond described hollow center, and contact a part of described printed circuit board, and a part of described grounded probe extends from described hollow center, with from the described printed circuit board of described flange contact at described printed circuit board reverse side.
4. attachment unit interface as claimed in claim 3 is characterized in that, the distance of separating described flange and described grounded probe part equals the thickness of described printed circuit board.
5. attachment unit interface as claimed in claim 4 is characterized in that described grounded probe has rectangular cross section.
6. attachment unit interface as claimed in claim 1 is characterized in that, the cross section of described outer conductor shell is semicircle.
7. attachment unit interface as claimed in claim 1, it is characterized in that, described gap in the described cross section of described outer conductor shell is corresponding to the gap at the threaded conductor part of described antenna connector, cause when described attachment unit interface is connected to described radio communication device, described grounded probe passes the gap on the described threaded conductor part that is positioned at described antenna connector.
8. attachment unit interface as claimed in claim 1 is characterized in that, described non-conductor lining is made by electrolyte, and provides matched impedance for contained signal between described antenna connector and the described outer conductor shell.
9. attachment unit interface as claimed in claim 1 is characterized in that, described grounded probe is that elasticity is installed.
10. attachment unit interface as claimed in claim 1, it is characterized in that, described non-conductor lining extends along the length of a part of described grounded probe at least in part, and described grounded probe surpasses described hollow center and extends, with described radio communication device in described earth potential coupling.
11. attachment unit interface as claimed in claim 1 is characterized in that, described earth potential is to be placed on the open ground current potential on the circuit board in the cover outside the described radio communication device.
12. attachment unit interface as claimed in claim 2 is characterized in that, described earth potential is the conductor part of the fixed mechanism in the cover outside the described radio communication device.
13. attachment unit interface as claimed in claim 1 is characterized in that, the coaxial-printed circuit connector of described standard is the SMA-PCB connector.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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US08/990,847 | 1997-12-15 | ||
US08/990,847 US5997314A (en) | 1997-12-15 | 1997-12-15 | Method and apparatus for providing a dual purpose connection for interface with an antenna or connection interface |
Publications (2)
Publication Number | Publication Date |
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CN1282454A CN1282454A (en) | 2001-01-31 |
CN1129987C true CN1129987C (en) | 2003-12-03 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN98812206A Expired - Fee Related CN1129987C (en) | 1997-12-15 | 1998-12-14 | Method and apparatus for providing dual purpose connection for interface with antenna or connection interface |
Country Status (10)
Country | Link |
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US (1) | US5997314A (en) |
EP (1) | EP1040538A1 (en) |
JP (1) | JP2002509374A (en) |
KR (1) | KR20010033172A (en) |
CN (1) | CN1129987C (en) |
AU (1) | AU737165B2 (en) |
BR (1) | BR9813586A (en) |
CA (1) | CA2315185A1 (en) |
IL (1) | IL136545A (en) |
WO (1) | WO1999031769A1 (en) |
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GB9910975D0 (en) * | 1999-05-13 | 1999-07-14 | Univ Strathclyde | Rapid dehydration of proteins |
FI19992563A (en) * | 1999-11-30 | 2001-05-31 | Nokia Mobile Phones Ltd | Method and antenna arrangement for connecting external antennas to the communication unit |
US6498506B1 (en) | 2000-07-26 | 2002-12-24 | Gore Enterprise Holdings, Inc. | Spring probe assemblies |
DE10102752A1 (en) * | 2000-09-27 | 2002-08-29 | Siemens Ag | Instruction and method for measuring high-frequency parameters of an electronic circuit with a connected antenna |
US6563325B2 (en) * | 2000-12-18 | 2003-05-13 | Qualcomm Incorporated | Connector for direct connection testing of electronics devices |
GB2439974B (en) * | 2006-07-07 | 2011-03-23 | Iti Scotland Ltd | Antenna arrangement |
JP4916024B2 (en) * | 2006-12-11 | 2012-04-11 | 株式会社ヨコオ | Relay connector |
US7484999B2 (en) * | 2006-12-11 | 2009-02-03 | Yokowo Co., Ltd. | Relay connector |
CN101614756A (en) * | 2008-06-27 | 2009-12-30 | 鸿富锦精密工业(深圳)有限公司 | Probe of tester |
US7537491B1 (en) * | 2008-07-10 | 2009-05-26 | Michael Feldman | Interface unit |
US9609895B2 (en) * | 2014-08-21 | 2017-04-04 | Rai Strategic Holdings, Inc. | System and related methods, apparatuses, and computer program products for testing components of an aerosol delivery device |
US10320131B2 (en) * | 2017-06-20 | 2019-06-11 | Microsoft Technology Licensing, Llc | Recessed switched test connector |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5551080A (en) * | 1994-03-04 | 1996-08-27 | Motorola, Inc. | Radio frequency connector |
GB9405157D0 (en) * | 1994-03-16 | 1994-04-27 | Multitone Electronics Plc | Telescopic aerials |
US5659889A (en) * | 1995-01-04 | 1997-08-19 | Centurion International, Inc. | Radio with antenna connector having high and low impedance points |
DE19540614C2 (en) * | 1995-10-31 | 1999-05-27 | Rosenberger Hochfrequenztech | Component for electrically connecting a planar structure to a coaxial structure |
-
1997
- 1997-12-15 US US08/990,847 patent/US5997314A/en not_active Expired - Lifetime
-
1998
- 1998-12-14 EP EP98963908A patent/EP1040538A1/en not_active Withdrawn
- 1998-12-14 JP JP2000539556A patent/JP2002509374A/en active Pending
- 1998-12-14 CN CN98812206A patent/CN1129987C/en not_active Expired - Fee Related
- 1998-12-14 KR KR1020007006554A patent/KR20010033172A/en not_active Application Discontinuation
- 1998-12-14 IL IL13654598A patent/IL136545A/en unknown
- 1998-12-14 WO PCT/US1998/026531 patent/WO1999031769A1/en not_active Application Discontinuation
- 1998-12-14 CA CA002315185A patent/CA2315185A1/en not_active Abandoned
- 1998-12-14 AU AU19140/99A patent/AU737165B2/en not_active Ceased
- 1998-12-14 BR BR9813586-4A patent/BR9813586A/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US5997314A (en) | 1999-12-07 |
CA2315185A1 (en) | 1999-06-24 |
AU1914099A (en) | 1999-07-05 |
IL136545A0 (en) | 2001-06-14 |
BR9813586A (en) | 2001-09-25 |
AU737165B2 (en) | 2001-08-09 |
JP2002509374A (en) | 2002-03-26 |
CN1282454A (en) | 2001-01-31 |
KR20010033172A (en) | 2001-04-25 |
EP1040538A1 (en) | 2000-10-04 |
IL136545A (en) | 2005-05-17 |
WO1999031769A1 (en) | 1999-06-24 |
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